/i', $morenews_post_content, $matches);
$morenews_post_content = substr(get_post_field('post_content', $morenews_post_id), 0, 3000);
$output = preg_match_all('//i', $morenews_post_content, $matches);
if (isset($matches[1][0])) {
$morenews_img_id = morenews_find_post_id_from_path($matches[1][0]);
$morenews_img_url = wp_get_attachment_image_src($morenews_img_id, $morenews_thumbnail_size);
if (isset($morenews_img_url[0])) {
if ($return) {
return wp_get_attachment_image($morenews_img_id, $morenews_thumbnail_size);
} else {
echo wp_kses_post(wp_get_attachment_image($morenews_img_id, $morenews_thumbnail_size));
}
} else {
// Check if external image URL is valid and display it
if (@getimagesize($matches[1][0])) {
if ($return) {
ob_start();
?>
post_title)) {
$attributes['alt'] = esc_attr($attachment->post_title);
} else {
// Fallback to post title if in a singular post context
$post_id = get_post();
if ($post_id) {
$attributes['alt'] = esc_attr(get_the_title($post_id->ID));
} else {
// Fallback to image filename if no other options available
$attributes['alt'] = esc_attr(morenews_get_image_alt_from_filename($attachment->guid));
}
}
}
// Set 'loading' attribute for better performance
$morenews_image_loading = morenews_get_option('global_toggle_image_lazy_load_setting');
if ($morenews_image_loading == 'enable') {
$attributes['loading'] = 'lazy';
}
// Set 'decoding' attribute to enhance rendering speed
$morenews_image_decoding = morenews_get_option('global_decoding_image_async_setting');
if ($morenews_image_decoding == 'enable') {
$attributes['decoding'] = 'async';
}
return $attributes;
}
add_filter('wp_get_attachment_image_attributes', 'morenews_alt_text_optimized', 10, 3);
/**
* Extract alt text from an image filename as a fallback.
*
* @param string $image_url The URL of the image.
* @return string The sanitized filename without extension.
*/
function morenews_get_image_alt_from_filename($image_url)
{
// Get the filename from the image URL and sanitize it for alt text usage.
return esc_attr(pathinfo($image_url, PATHINFO_FILENAME));
}
function morenews_add_img_attributes($allowedtags)
{
if (isset($allowedtags['img'])) {
// Add additional attributes that plugins or core updates may introduce
$allowedtags['img']['decoding'] = true;
$allowedtags['img']['srcset'] = true;
$allowedtags['img']['sizes'] = true;
$allowedtags['img']['loading'] = true;
$allowedtags['img']['data-*'] = true; // Support data-* attributes
$allowedtags['img']['aria-*'] = true; // Support aria-* attributes for accessibility
$allowedtags['img']['role'] = true;
$allowedtags['img']['longdesc'] = true;
$allowedtags['img']['usemap'] = true;
$allowedtags['img']['referrerpolicy'] = true;
$allowedtags['img']['style'] = true; // In case some plugins add inline styles
$allowedtags['img']['crossorigin'] = true;
}
return $allowedtags;
}
add_filter('wp_kses_allowed_html', 'morenews_add_img_attributes');